1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * (C) Copyright 2010 Stefano Babic <sbabic@denx.de>
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <config.h>
9*4882a593Smuzhiyun #include <common.h>
10*4882a593Smuzhiyun #include <linux/errno.h>
11*4882a593Smuzhiyun #include <linux/types.h>
12*4882a593Smuzhiyun #include <i2c.h>
13*4882a593Smuzhiyun #include <mc9sdz60.h>
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #ifndef CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR
16*4882a593Smuzhiyun #error "You have to configure I2C address for MC9SDZ60"
17*4882a593Smuzhiyun #endif
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun
mc9sdz60_reg_read(enum mc9sdz60_reg reg)20*4882a593Smuzhiyun u8 mc9sdz60_reg_read(enum mc9sdz60_reg reg)
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun u8 val;
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun if (i2c_read(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1)) {
25*4882a593Smuzhiyun puts("Error reading MC9SDZ60 register\n");
26*4882a593Smuzhiyun return -1;
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun return val;
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun
mc9sdz60_reg_write(enum mc9sdz60_reg reg,u8 val)32*4882a593Smuzhiyun void mc9sdz60_reg_write(enum mc9sdz60_reg reg, u8 val)
33*4882a593Smuzhiyun {
34*4882a593Smuzhiyun i2c_write(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1);
35*4882a593Smuzhiyun }
36